| Package | Affected versions | Patched versions |
|---|---|---|
| mrg realtime | = 2.0 | |
| virtualization host eus | = 4.2 |
The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and does not prevent an attacker from influencing the key length negotiation. This allows practical brute-force attacks (aka "KNOB") that can decrypt traffic and inject arbitrary ciphertext without the victim noticing.
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